Magnifier- 10X General Purpose Illuminated

This low-cost, fixed-focus 10X General Purpose Acrylic Lens Magnifier has a built-in light source powered by two batteries.
This low-cost, fixed-focus 10X General Purpose Acrylic Lens Magnifier has a built-in light source powered by two “C” batteries.*  The handle is 5.5 inches long and 1.25 inches in diameter with a sliding on/off switch for the light. The magnifier is 8 inches long overall and can be used for classifying fingerprints or examining other types of evidence. *Batteries included.  

Lighted Magnifying Glass 10x Hand Held Large Reading - Temu

Handheld Magnifier 10X / 36D Round

LE-003 - Loupes and Magnifiers

The LL-10 LumiLoupe from Carson Optical is a 10x power stand Magnifier that makes the ordinary extraordinary. This Magnifier reveals details you've never seen before in things you look at every day. Pre-focused dual lenses allow examination of objects close-up, while a transparent acrylic base permits ambient light to illuminate the subject for bright, clear viewing. Choose the LL-10 (10x power) Magnifier for fine details, coins, stamps, photography and miniatures.

Carson LumiLoupe 10x Stand Magnifier LL-10

Multi-Lens LED Magnifier - 175% and 225% Lenses H-8788 - Uline

The light is used for checking fluorescence in diamonds. Diamonds with fluorescence will appear cloudy when viewed with the light on. Fluorescence is not 'diagnostic' but, as with most tests, it eliminates some possibilities, opens other possibilities, suggests which other tests to carry out, and that's how gemologists identify stones.

21mm Jeweler Loupe 10x Magnifier with LED and UV Light

JEWELRY LOUPE LED DOUBLE-LENS 10X/20X

10X Stand Magnifying Glass with Light 12 Anti-Glare LED Lighted

Magnifier- 10X General Purpose Illuminated

Fowler 52-660-050-0 - 10x Illuminated Optical Magnifier